Summit County Ambulance Service provides 911 and inter facility medical services to Summit County, Colorado, including the towns of Breckenridge, Dillon, Frisco, Keystone, and Silverthorne. Ambulances are staffed by Paramedics and EMT-Intermediates and Basics and stationed in Dillon, Frisco, and Breckenridge with additional ambulances staffed during weekends, special events and peak seasons. Summit County Ambulance Service is an enterprise fund department of the Summit County Government.

With a mission to provide the very highest quality pre-hospital emergency care and transportation, Summit County Ambulance Services utilizes the best people, practices and equipment possible within Summit County's integrated public safety and emergency health care system.